Riverwalk Bridge The Riverwalk Bridge is Littleton NH's only covered bridge. This 352 foot, Warren Truss pedestrian bridge was completed in September 2004 Littleton, NH Other Attractions Mt. Eustis Inn Littleton, NH Businesses WLTN Littleton, NH Other Attractions North Country Chamber Players Littleton, NH Other Attractions Edencroft Inn Littleton, NH Businesses